Find Missing SQL Server Data with NOT EXISTS
After years of writing T-SQL a certain way, changing can be tough. When comparing tables for missing rows, developers often use LEFT JOIN.
2026-01-19
Additional Articles
SQL Server Privilege Escalation via Replication Jobs
Learn how attackers can exploit SQL Server replication cleanup jobs to escalate privileges from db_owner to sysadmin
2026-01-16
Power BI – Download, Install and Create Your First Report
Power BI Desktop is Microsoft’s platform for analytics and visualization. The product has been around for over ten years, making it a mature feature-rich choice for business intelligence reporting and actionable insights. How do you get started downloading, installing, and configuring Power BI desktop?
2026-01-14
Common SQL Server Problems: Invalid Object Name
Learn why SQL Server shows ‘Invalid object name’ errors and how to fix them.
2026-01-12
Generating Shape Bound Random Points in SQL Server
Random number generation is vital in computer science, supporting fields like optimization, simulation, robotics, and gaming. The quality, speed, and sometimes security of the generator can directly affect an algorithm’s correctness, performance, and competitiveness. In Python, random number generation is well-supported and widely used. In this article, we will look how to we can use SQL to do this.
2026-01-09
Let’s Build a Better KILL. What Do We Need to Consider?
When there’s a performance emergency, a lot of us perform the same manual tasks over and over. We run sp_BlitzWho or sp_WhoIsActive, look for blocking, long-running or out-of-control queries, and kill them.
2026-01-07
Optimize SQL Server Query without Changing the Query
Sometimes we cannot improve query performance because we don’t have control over the code. Consider a query that is generated by Entity Framework (EF) from the application and you do not have access to the source code. The main question is how you can improve SQL Server query optimization for a poorly performing query?
2026-01-05
10 Key Concepts Developers Should Know About the SQL Server model Database
This article covers the 10 key concepts developers should understand to avoid surprises and to use the model database intentionally.
2026-01-02
Preparing SQL Servers and Data for Quantum Computing
Just like advances in artificial intelligence, I have heard that quantum computing is going to be a disruptive technology for our future. For instance, there’s the concern that it’s going to break/crack a lot of network encryption and potentially data encryption. What’s going to be affected, how long do we have, and what do I (and my organization) need to do to prepare for it?
2025-12-31
Making AI Talk to Your Database: AI-Powered Database Queries Made Simple
Beneath the surface though, AI is just a tool that learns certain patterns and draws conclusions from information on the Web to answer questions, make decisions, or craft a code sample or two. Those that have used AI in the past will know that just as it’s capable of providing valuable information, AI tools can also generate inaccurate responses, and that’s why it’s important to use it wisely.
2025-12-29
Blogs
AI: Blog a Day – Day 5: Notebooks, Hugging face models and Fine Tuning
By Vinay Thakur
Continuing from Day 4 where we learned Encoder, Decoder, and Attention Mechanism, today we...
AI: Blog a Day – Day 4: Transformers – Encoder, Decoder, and Attention
By Vinay Thakur
Continuing from Day 3 where we covered LLM models open/closed and their parameters, Today...
Flyway Tips: Multiple Projects
By Steve Jones
One of the nice things about Flyway Desktop is that it helps you manage...
Forums
Writing as an Art and a Job
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String Similarity II
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Question of the Day
String Similarity II
What is the range for the result from the EDIT_DISTANCE_SIMILARITY() function in SQL Server 2025?
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